source: doc/theses/mike_brooks_MMath/programs/hello-md.cfa@ 1cd2839

#include <fstream.hfa>
#include <array.hfa>





































forall( [N] )
void print1d_cstyle( array( float, N ) & r ); $\C{// C style}$

forall( [N], C & @| ar( C, float, N )@ ) $\C{// add trait}$
void print1d( C & c );















forall( [N] )
void print1d_cstyle( array( float, N ) & r ) { $\C{// C style}$
        for ( i; N ) sout | r[i] | nonl;
        sout | nl;
}














forall( [N], C & | ar( C, float, N ) )
void print1d( C & c ) {
        for( i; N ) {
                sout | c[i] | nonl;
        }
        sout | nl;
}














void fill( array( float, 5, 7 ) & a ) {
        for ( i; (ptrdiff_t) 5 ) {
                for ( j; 7 ) {
                        a[i,j] = 1.0 * i + 0.1 * j;
                        sout | a[[i,j]] | nonl;
                }
                sout | nl;
        }
        sout | nl;
}

int main() {






array( float, 5, 7 ) m;
fill( m );
/*
r/c   0     1     2     3     4     5     6
0  0.0  0.1  0.2  @0.3@  0.4  0.5  0.6  
1  1.0  1.1  1.2  @1.3@  1.4  1.5  1.6  
2  @2.0  2.1  2.2  2.3  2.4  2.5  2.6@  
3  3.0  3.1  3.2  @3.3@  3.4  3.5  3.6  
4  4.0  4.1  4.2  @4.3@  4.4  4.5  4.6
*/












print1d_cstyle( @m[ 2 ]@ );  $\C{// row 2:  2.0  2.1  2.2  2.3  2.4  2.5  2.6}$




print1d( m[ 2 ] );  $\C{// row:  2.0  2.1  2.2  2.3  2.4  2.5  2.6}$




print1d( m[ 2, all ] );  $\C{// row 2:  2.0  2.1  2.2  2.3  2.4  2.5  2.6}$
print1d( m[ all, 3 ] );  $\C{// column 3:  0.3  1.3  2.3  3.3  4.3}$



print1d_cstyle( m[ 2, all ] );







#ifdef SHOW_ERROR_1

print1d_cstyle( m[ all, 2 ] );  $\C{// bad}$

#endif

}